"Childrenshouldnotbeleftunsupervised(无人监督的)toplaywithadog."sayexpertsinthisweek'sBritishMedicalJournal.Theiradviceispartofareviewaimedatdoctorswhodealwithdogbites."Dogbitesand

　　"Childrenshouldnotbeleftunsupervised(无人监督的)toplaywithadog."sayexpertsinthisweek'sBritishMedicalJournal.Theiradviceispartofareviewaimedatdoctorswhodealwithdogbites.

　　"Dogbitesandmaulingsareaworldwideproblemparticularlyinchildren."writeMarinaMorganandJohnPalmer.Everyyear250000peoplewhohavebeenbittenbydogsattendminorinjuriesandemergencyunitsintheUnitedKingdomandhalfofallchildrenarereportedlybittenbydogsatsometimeboysmorethangirls.

　　Accuratedeathfiguresaredifficulttoobtainbutinthepastfiveyearstwotothreecasesayearhavemadenewsheadlines.

　　Basedonthelatestmedicalevidencetheyadvisedoctorshowtoexamineandtreatapatientpresentingwithadogbite.Theydiscusstheriskofinfectionandwhentorefertospecialistcare.Fortravelersbittenabroadtheysuggestassessingtheriskofrabies(狂犬病).

　　Intermsofpreventiontheysuggestthatchildrenshouldbetaughttotreatdogswithrespectavoiddirecteyecontactandnotteasethem.Theyshouldbetaughtnottoapproachanunfamiliardog;playwithanydogunlessunderclosesupervision;runorscreaminthepresenceofadog;petadogwithoutfirstlettingitsniffyou;ordisturbadogthatiseatingsleepingorcaringforitsbabies.

　　"Dogownersalsoneedtochangetheirbehavior"saysRachelBesserachildren'sdoctorandlifetimedogownerinanarticle.

　　"Itisclearthatnotalldogownersappreciatethatchildrenshouldnotbeleftunsupervisedwithadog"shesays.Justassomeparentsareobligedtotakeparentingclassesshewouldliketoseecompulsiveclassesforexpectantdogownerstoteachthemabouttheresponsibilitiesofdogownership.Educationalprogramsarealsoneededtoteachchildrenaboutsomeprecautionary（预防的)behaviorsarounddogs.

　　Finallyshewouldliketoseeanimaldoctorsadvisingdogownersaboutbitepreventionanddoctorspromotingbitepreventionwhentreatingpatientswhohavebeenbittenbydogs.

　　1.Dogbitingisaproblemwhich_____.

　　A．onlyhappenstoafewchildren

　　B．shouldbepaidattentionto

　　C．onlyboysmaymeetwith